<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

<div>
    ${errorCode}:${errorMessage}
</div>

<form action="/exp" method="post">
    Name: <input type="text" name="name"/><br/>
    <button type="submit">Submit</button>
</form>

</body>
</html>